NTC THERMISTORS: TYPE JR
CHIP THERMISTOR IN EYELET TAG
DESCRIPTION:
NTC chip thermistor with insulated flexible wires
and housed in an eyelet tag.
FEATURES:
•
Suitable for surface temperature measurement
•
Sensing element electrically isolated from tag
•
Two standard resistance values: 10kΩ & 20kΩ
nominal at 25°C
•
Eyelets to fit M3, M4 & M5 screw sizes
•
Range of wire lengths 50 to 2000mm (dimension
WL in diagram right)
•
Typical applications include semiconductor
heatsinks, enclosure panels
DIMENSIONS:
D
OPTIONS:
CODING:
•
Other resistance - temperature characteristics
•
Other wire types
L
H
Eyelet size and wire length are specified by the
product code:
e.g. JR203R5M3L500
Example
JR
203R5
Description
Sensor style
R25 &
tolerance
Eyelet size
103R5
203R5
M3
M3
M4
M5
L500
L101
L201
L500
Wire length
WL mm
L301
L401
L501
L102
L152
L202
10kΩ
±
5%
20kΩ
±
5%
See
dimensions
below
50
±
5
100
±
10
200
±
20
300
±
20
400
±
20
500
±
20
1000
±
50
1500
±
50
2000
±
50
5±2
WL
Standard values
Dimensions in mm
DATA:
R25 ...................
10kΩ ± 5% (JR103R5MxLxxx)
.........................
20kΩ ± 5% (JR203R5MxLxxx)
B 25/85 ...............................
3977K ± 0.75%
Temperature range ..................
-25 to +105°C
Isolation voltage .............................
500V d.c.
Wire conductors ...................
Tin-plated copper
................................................
7x0.1mm dia
Wire insulation ...........................
Irradiated PVC
Pack quantity & MOQ ........................
200 pcs
Data sheet D-JR-5
EYELET DIMENSIONS
Eyelet size
M3
M4
M5
H (mm) D (mm)
3.2
6.4
4.3
8.5
5.3
8.5
L (mm)
12.3
16.8
16.8
THERMOMETRICS UK
Crown Industrial Estate, Priorswood Rd
Taunton, Somerset TA2 8QY UK
Tel +44 (0)1823 335200
Fax +44 (0)1823 332637
Email: info@thermometrics.com
THERMOMETRICS NEW JERSEY
808 US Highway 1
Edison, New Jersey 08817-4695 USA
Tel +1 (732) 287 2870
Fax +1 (732) 287 8847
Email: sales@thermometrics.com
THERMOMETRICS ST MARYS
967 Windfall Road
St Marys, Pennsylvania 15857-3397 USA
Tel +1 (814) 834 9140
Fax +1 (814) 781 7969
Email: sales-pa@thermometrics.com
THERMOMETRICS KOREA
#302 3rd floor Bethel Bldg,
324-1 Yangjae-dong, Seocho-Ku, Seoul, Korea
Tel +82 (0)2 5765232, 5233
Fax +82 (0)2 576 5234
Email: thmkorea@bora.dacom.co.kr
NTC THERMISTORS: TYPE JR
CHIP THERMISTOR IN EYELET TAG
Temperature
C
-20
-15
-10
-5
0
5
10
15
20
25
30
35
40
45
50
55
60
65
70
75
80
85
90
95
100
105
9.6807
7.2809
5.5253
4.2292
3.2640
2.5391
1.9902
1.5713
1.2493
1.0000
0.8056
0.6530
0.5325
0.4367
0.3601
0.2985
0.2487
0.2082
0.1751
0.1480
0.1256
0.1070
0.09155
0.07864
0.06781
0.05868
Rt/R25 nominal
Resistance tolerance
±
%
6.80
6.58
6.35
6.14
5.94
5.74
5.54
5.36
5.18
5.00
5.17
5.34
5.50
5.65
5.81
5.96
6.10
6.24
6.38
6.52
6.65
6.77
6.90
7.02
7.14
7.26
Temperature tolerance
±
C
1.17
1.17
1.17
1.17
1.16
1.16
1.16
1.15
1.15
1.14
1.21
1.29
1.37
1.45
1.53
1.61
1.69
1.78
1.87
1.96
2.05
2.15
2.24
2.34
2.44
2.54
Data sheet D-JR-5
THERMOMETRICS UK
Crown Industrial Estate, Priorswood Rd
Taunton, Somerset TA2 8QY UK
Tel +44 (0)1823 335200
Fax +44 (0)1823 332637
Email: info@thermometrics.com
THERMOMETRICS NEW JERSEY
808 US Highway 1
Edison, New Jersey 08817-4695 USA
Tel +1 (732) 287 2870
Fax +1 (732) 287 8847
Email: sales@thermometrics.com
THERMOMETRICS ST MARYS
967 Windfall Road
St Marys, Pennsylvania 15857-3397 USA
Tel +1 (814) 834 9140
Fax +1 (814) 781 7969
Email: sales-pa@thermometrics.com
THERMOMETRICS KOREA
#302 3rd floor Bethel Bldg,
324-1 Yangjae-dong, Seocho-Ku, Seoul, Korea
Tel +82 (0)2 5765232, 5233
Fax +82 (0)2 576 5234
Email: thmkorea@bora.dacom.co.kr
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